<template>
	<view>
		<view class="goods-list">
			<view v-for="(goods,i) in goodsList" :key = 'i' @click="gotoDetail(goods)">
				<my-goods :goods = 'goods'></my-goods>
			</view>
		</view>
	</view>
</template>

<script>
	export default {
		data() {
			return {
				queryObj: {
				      // 查询关键词
				      query: '',
				      // 商品分类Id
				      cid: '',
				      // 页码值
				      pagenum: 1,
				      // 每页显示多少条数据
				      pagesize: 10
				},
				goodsList: [],
				total: 0,
				isloading:false
			};
		},
		onLoad(options) {
			this.queryObj.query = options.query || ''
			this.queryObj.cid = options.id || ''
			this.getGoodsList()
		},
		methods:{
			async getGoodsList(cd){
				this.isloading = true
				const { data: res } = await uni.$http.get('/api/public/v1/goods/search', this.queryObj)
				// console.log(res)
				if(res.meta.status !== 200) return uni.$showMsg()
				this.total = res.message.total
				this.isloading = false
				cd && cd()
				this.goodsList = [...this.goodsList, ...res.message.goods]
			},
			gotoDetail(goods){
				uni.navigateTo({
					url:'/subpkg/goods_detail/goods_detail?goods_id=' + goods.goods_id
				})
			}
		},
		onReachBottom() {
		  // 让页码值自增 +1
		  if(this.isloading) return
		  if(this.queryObj.pagenum * this.queryObj.pagesize >= this.total) return uni.$showMsg('加载完毕')
		  this.queryObj.pagenum += 1
		  // 重新获取列表数据
		  this.getGoodsList()
		},
		onPullDownRefresh() {
		  // 1. 重置关键数据
		  this.queryObj.pagenum = 1
		  this.total = 0
		  this.isloading = false
		  this.goodsList = []
		
		  // 2. 重新发起请求
		  this.getGoodsList(() => uni.stopPullDownRefresh())
		}
	}
</script>

<style lang="scss">

</style>
